Home / 30,265.16-41,771.04-17,518.70

Finding the Fourth Proportional to 30,265.16, 41,771.04 and 17,518.70

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Solution

The fourth proportional to 30,265.16, 41,771.04 and 17,518.70 is: 24,178.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,265.16 : 41,771.04 = 17,518.70 : x
  2. Step 2: Convert to fraction form
    30,265.16/41,771.04 = 17,518.70/x
  3. Step 3: Cross multiply
    30,265.16x = 41,771.04 × 17,518.70
  4. Step 4: Simplify right side
    30,265.16x = 731,774,318.45
  5. Step 5: Solve for x
    x = 731,774,318.45/30,265.16
  6. Step 6: Final answer
    x = 24,178.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.